- * Inner constructor to create "null" events. Don't use this directly, use
- * CTFEvent.getNullEvent();
+ * Inner constructor to create "null" events. Don't use this directly in
+ * normal usage, use CtfTmfEvent.getNullEvent() to get an instance of an
+ * empty event.
+ *
+ * This needs to be public however because it's used in extension points,
+ * and the framework will use this constructor to get the class type.